diff options
| author | Rabin Vincent <rabin.vincent@stericsson.com> | 2011-11-10 09:55:10 +0530 |
|---|---|---|
| committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-05-22 11:02:32 +0200 |
| commit | 32a8f20d921762a5e72732c410c67cb3567b7ae7 (patch) | |
| tree | f3080e3eab6d1626409301551e2fc8bbdcef7111 | |
| parent | 002265780178b5bf5471240c593f9ef5fbbc3ed7 (diff) | |
u5500: wait longer for reboot
Don't prematurely claim the reboot failed, since the firmware could
take more than 2 seconds to trigger it.
ST-Ericsson ID: 370028
ST-Ericsson Linux next: NA
ST-Ericsson FOSS-OUT ID: Trivial
Change-Id: I556aac11909afcc13d4d6a20f7217571c4011774
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/37909
Reviewed-by: Vijaya Kumar K-1 <vijay.kilari@stericsson.com>
| -rw-r--r-- | arch/arm/mach-ux500/cpu.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index 617f2fe8a02..b7d0169c4f7 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -72,6 +72,14 @@ void ux500_restart(char mode, const char *cmd) prcmu_system_reset(reset_code); mdelay(1000); + + /* + * On 5500, the PRCMU firmware waits for up to 2 seconds for the modem + * to respond. + */ + if (cpu_is_u5500()) + mdelay(2000); + printk(KERN_ERR "Reboot via PRCMU failed -- System halted\n"); while (1) ; |